Here's what rhymes with crossvault.
saw ha sa fhall thaw faw haa sha shah hah haw sough soh law la raw da jaw ma na pa ta wa ya flaw ja ka ra ga paw spa waa cha gnaw maw ois aha baa bah nah rah yaw caw slaw pshaw rawer draw straw qua claw foresaw bra moi trois alga bois oversaw squaw travaux blah hurrah overawe pasha craw fuchsia guffaw lockjaw southpaw loofah inlaw ulna patois voila macaw redraw baccarat jackdaw pawpaw scofflaw borzois markkaa geegaw bourgeois withdraw chamois panama mackinaw overdraw outdraw uninstall